[1] After moving to London, he became involved in numerous organizations intended to advance the position of Dissenters.
When the new university was founded in 1826, Waymouth was a member of its first council, and he continued to be active over a number of years.
[5] He was involved in several other educational organizations, including being a long-lasting committee member of the Society for the Diffusion of Useful Knowledge (1826)[6] and one of the managers of the London Institution.
[8] He was also one of the founding financial backers and a Director of the South Australian Company, which was formed in January 1836.
[10] On his death in London on 23 January 1848,[10] Thomas Fussell, the second largest shareholder, was elected to the vacant position.